Functions | Domain, Codomain & Range

One of the most neglected topics in high school is the study of functions. In this lesson there are three rather lengthy chapters directly related to functions and several others that are indirectly related. There are two reasons for this: functions are important, and most calculus courses assume you know this topic almost perfectly, an unrealistic assumption. So let's get started at the beginning.

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[lasanpereraii]

well done sir.better than class..
Lasan Perera

[sehandinuranasinghe]

music always helps to understand theory, well done

[jenshikaj]

it was a very clear lecture sir..we expect more and more videos from u sir..keep going..All the best!

[madpilot]

sir you are the reason why i still have faith in the internet

[xzoticvr]

Thank you so much sir, I understood this immediately

[atsiayakevin]

Wow it was nice sir now l got the concept 👍

[w.psandaninavodya]

Thank you sir It was very helpfull ..I shared this vedio to my sri lankan friends 😁

[plethora]

a great explanation sir. I wish I could come to your class.